Home GPU Comparison NVIDIA GeForce 945A vs NVIDIA GeForce RTX 4070 Mobile

NVIDIA GeForce 945A vs NVIDIA GeForce RTX 4070 Mobile

NVIDIA GeForce 945A
VS
NVIDIA GeForce RTX 4070 Mobile
NVIDIA GeForce 945A
NVIDIA GeForce RTX 4070 Mobile
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 8GB VRAM GeForce RTX 4070 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages
Lower TDP (33W vs 115W)
NVIDIA GeForce RTX 4070 Mobile 's Advantages
Released 7 years and 10 months late
Boost Clock has increased by 43% (1695MHz vs 1189MHz)
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (256.0GB/s vs 40.10GB/s)
4224 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 945A
0.913 TFLOPS
GeForce RTX 4070 Mobile +1610%
15.62 TFLOPS
VS

Graphics Card

Mar 2015
Release Date
Jan 2023
GeForce 900A
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16

Clock Speeds

1006 MHz
Base Clock
1395 MHz
1189 MHz
Boost Clock
1695 MHz
1253 MHz
Memory Clock
2000 MHz

Memory

1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
128bit
40.10GB/s
Bandwidth
256.0GB/s

Render Config

-
-
-
-
SM Count
36
384
Shading Units
4608
24
TMUs
144
8
ROPs
48
-
Tensor Cores
144
-
RT Cores
36
64 KB (per SMM)
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
32 MB
-
-
-

Theoretical Performance

9.512 GPixel/s
Pixel Rate
81.36 GPixel/s
28.54 GTexel/s
Texture Rate
244.1 GTexel/s
-
FP16 (half)
15.62 TFLOPS
913.2 GFLOPS
FP32 (float)
15.62 TFLOPS
28.54 GFLOPS
FP64 (double)
244.1 GFLOPS

Board Design

33W
TDP
115W
-
-
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None

Graphics Processor

GM108
GPU Name
AD106
-
GPU Variant
GN21-X6
Maxwell
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
Unknown
Transistors
Unknown
Unknown
Die Size
190 mm²

Graphics Features

12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
8.9
5.1
Shader Model
6.7

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